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From 2004 to 2014, 821 colorectal cancer primary resections were conducted at our institution. Of these, 102 patients (12.4%) were older adults over 80 years old. underwent either the conventional laparotomy group (72 patients) or the hand-assisted laparoscopic surgery (HALS) group (30 patients). Data were extracted for 102 patients over 80 years old who underwent primary resection for colorectal cancer and were divided into two groups conventional laparotomy (CL) (n=72) and hand-assisted laparoscopy (n=3. Pre-operative characteristics